In an amusingly bald bit of Wikipedia editorializing, while the Coughlin page links to the Communications Act page in the context of (as the upthread throwaway account[1] says) half-implying that it was created to censor opinions...

...the actual page linked doesn't mention Coughlin at all: https://en.wikipedia.org/wiki/Communications_Act_of_1934

[1] The habit of throwing discussion bombs like this from throwaway accounts is another sign of HN's decay.